Wi-fi related radiofrequency electromagnetic fields (RF-EMF): a pilot experimental study of personal exposure and risk perception.
Research
RF Safe Research Library
Jan 1, 2021
This pilot experimental study tested whether different types of information (basic text, precautionary information, or personal RF-EMF exposure measurements) affect perceptions of Wi-Fi (2.4 GHz) RF-EMF. Risk perception and exposure perception did not differ by the type of information provided, although receiving…
Safety and Efficacy of amplitude-modulated radiofrequency electromagnetic fields in advanced hepatocellular carcinoma
Research
RF Safe Research Library
Jan 1, 2021
This pooled case series evaluated amplitude-modulated 27.12 MHz RF EMF delivered via the TheraBionic P1 device (3 hours daily) in patients with advanced hepatocellular carcinoma, comparing outcomes to historical controls. The authors report longer median overall survival for Child-Pugh A patients versus comparable…
Combined Effects of Radiofrequency Electromagnetic Fields and X-Ray in Renal Tissue and Function.
Research
RF Safe Research Library
Jan 1, 2020
This animal experiment randomized 96 male Wistar rats to RF-EMF exposures (900/1800 MHz mobile phone or 2.4 GHz Wi-Fi), 8 Gy x-ray, or combinations, and assessed kidney function markers and histopathology. Creatinine was reported significantly higher and the BUN/Cr ratio significantly lower in the Wi-Fi group versus…
Evaluation of the Validity of a Nonlinear J-Shaped Dose-Response Relationship in Cancers Induced by Exposure to Radiofrequency Electromagnetic Fields.
Research
RF Safe Research Library
Jan 1, 2019
This review discusses the controversial evidence on mobile phone RF-EMF exposure and brain cancer. The authors argue that exposure magnitude may be a key factor contributing to inconsistent findings. They discuss evidence supporting a nonlinear J-shaped dose-response relationship for RF-EMF-related carcinogenesis.
Decreased dopamine in striatum and difficult locomotor recovery from MPTP insult after exposure to radiofrequency electromagnetic fields.
Research
RF Safe Research Library
Jan 1, 2019
This animal study reports that chronic RF-EMF exposure (835 MHz, SAR 4.0 W/kg, 5 h/day for 12 weeks) affected striatal neuronal markers in C57BL/6 mice. The authors observed reductions in synaptic vesicle-related measures and dopaminergic markers, including dopamine concentration and tyrosine hydroxylase expression.…
Early exposure to radiofrequency electromagnetic fields at 1850 MHz affects auditory circuits in early postnatal mice.
Research
RF Safe Research Library
Jan 1, 2019
This animal study examined early postnatal mice after exposure to 1850 MHz RF-EMF and measured synaptic activity in brainstem auditory circuitry. The abstract reports increased spontaneous postsynaptic current frequency and amplitude in MNTB principal cells, with accompanying presynaptic changes in the calyx of Held…
Effect of short exposure to radiofrequency electromagnetic fields on saliva biomarkers: a study on the electrohypersensitive individuals.
Research
RF Safe Research Library
Jan 1, 2019
This double-blind provocation study examined whether short RF-EMF exposure alters salivary biomarkers in electrohypersensitive (EHS) individuals. Ten participants underwent sham and real exposure sessions with consecutive GSM 900, GSM 1800, DECT, and Wi‑Fi signals for 5 minutes each. The study reports no significant…
Effect of acute exposure to radiofrequency electromagnetic fields emitted by a mobile phone (GSM 900 MHz) on electrodermal responsiveness in healthy human.
Research
RF Safe Research Library
Jan 1, 2018
This study examined whether acute GSM 900 MHz mobile phone exposure affects electrodermal activity responses to auditory stimuli in 28 young volunteers. The authors report no exposure-related changes in SCR latency, amplitude, integral, or number of responses. Session differences in skin conductance/tonic…
Influence of Radiofrequency Electromagnetic Fields on the Fertility System: Protocol for a Systematic Review and Meta-Analysis.
Research
RF Safe Research Library
Jan 1, 2018
This article presents a protocol for a systematic review and meta-analysis on radiofrequency electromagnetic field exposure from electronic devices and effects on the fertility system. The authors cite growing public concern and conflicting findings in prior studies as motivation. The protocol plans broad database…
Effects of 1950 MHz radiofrequency electromagnetic fields on Aβ processing in human neuroblastoma and mouse hippocampal neuronal cells.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed HT22 mouse hippocampal neuronal cells and SH-SY5Y human neuroblastoma cells to 1950 MHz RF-EMF at SAR 6 W/kg for 2 hours per day over 3 days. RF-EMF exposure reduced mRNA levels of several Aβ-processing genes in HT22 cells, but did not change APP mRNA in SH-SY5Y cells. Protein levels of…
No adverse effects detected for simultaneous whole-body exposure to multiple-frequency radiofrequency electromagnetic fields for rats in the intrauterine and pre- and post-weaning periods.
Research
RF Safe Research Library
Jan 1, 2017
This animal study exposed pregnant Sprague-Dawley rats and their offspring to simultaneous whole-body multifrequency RF signals spanning 800 MHz to 5.2 GHz. Exposure occurred 20 hours per day from gestational day 7 to weaning, with F1 offspring exposed up to 6 weeks of age. Across multiple endpoints including growth,…
Comments on "Radiofrequency electromagnetic fields and some cancers of unknown etiology: An ecological study".
Research
RF Safe Research Library
Jan 1, 2017
This correspondence discusses a prior ecological study examining a possible association between RF-EMF exposure in Albacete, Spain and cancer incidence. The cancers mentioned include lymphomas and brain tumors. The correspondence indicates that shortcomings of the ecological study are discussed, but does not detail…
Radiofrequency electromagnetic fields and some cancers of unknown etiology: An ecological study.
Research
RF Safe Research Library
Jan 1, 2017
This preliminary ecological study examined whether RF-EMF exposure in Albacete (Spain) correlated with incidence of lymphomas and brain tumors from January 2012 to May 2015. Personal RF-EMF exposure was measured across 14 frequency bands using an EME Spy 140 exposimeter and compared with tumor incidence by…
Environmental Radiofrequency Electromagnetic Fields Exposure at Home, Mobile and Cordless Phone Use, and Sleep Problems in 7-Year-Old Children
Research
RF Safe Research Library
Oct 28, 2015
This cohort study of 2,361 seven-year-old children assessed modeled residential/school RF-EMF from base stations, reported indoor sources, and children’s mobile/cordless phone use in relation to parent-reported sleep quality. Most sleep subscales were not associated with base-station RF-EMF, though sleep duration…
Memory performance, wireless communication and exposure to radiofrequency electromagnetic fields: A prospective cohort study in adolescents
Research
RF Safe Research Library
Jan 1, 2015
This prospective cohort study followed 439 adolescents for one year to assess whether wireless device use and estimated RF-EMF dose were associated with changes in memory performance. Higher cumulative mobile phone call duration and higher modeled RF-EMF brain and whole-body dose were associated with decreases in…
Validity of at home model predictions as a proxy for personal exposure to radiofrequency electromagnetic fields from mobile phone base stations
Research
RF Safe Research Library
Jan 1, 2015
This exposure-assessment study compared modeled at-home RF-EMF from mobile phone base stations (NISMap) with 24-hour personal measurements in 93 Dutch participants. Correlations were low to moderate, with better agreement for time spent at home than for the full 24-hour period. While modeled estimates could rank…
[Objectivized evaluation of surgeons exposure to radiofrequency electromagnetic fields -- in the context of exposure duration and Polish and new international requirements regarding workers protection].
Research
RF Safe Research Library
Jan 1, 2013
This occupational exposure assessment monitored surgeons during 11 surgeries using monopolar electro surgery units and measured electric and magnetic field strengths during cutting and coagulating modes. Electric fields near the cable at 10 cm were reported in the hundreds of V/m, while magnetic fields were
[Effect of 1.8 GHz radiofrequency electromagnetic fields on gene expression of rat neurons].
Research
RF Safe Research Library
Jan 1, 2008
This in vitro study exposed primary cultured rat neurons to 1.8 GHz RF-EMF at an average SAR of 2 W/kg and assessed gene expression changes. The authors report multiple differentially expressed genes after 24 h intermittent exposure and confirm exposure-dependent changes in Egr-1, Mbp, and Plp by semi-quantitative…
[Assessment of radiofrequency electromagnetic fields levels in the Taranto area].
Research
RF Safe Research Library
Jan 1, 2007
This study reports punctual monitoring of RF electromagnetic fields from radiobase stations in the Taranto area, with measurement campaigns conducted from November 2005 to March 2007. Measurements covered 108 transmitting stations across multiple communication technologies within 100 kHz to 3 GHz. Most monitored…